EXTFNAPIV4_DESCRIBE_PARM_TYPE Attribute (Get)

Data Type

a_sql_data_type

Description

The data type of a parameter to a UDF.

Usage

Gets the data type of the parameter as defined in the CREATE PROCEDURE statement.

Returns

On success, returns sizeof(a_sql_data_type).

On failure, returns one of the generic describe_parameter errors or:

• EXTFNAPIV4_DESCRIBE_BUFFER_SIZE_MISMATCH – get error returned if the describe_buffer is not the sizeof(a_sql_data_type).
• EXTFNAPIV4_DESCRIBE_INVALID_STATE – get error returned if the state is not greater than Initial.

Query Processing States

Valid in:

• Annotation state
• Query Optimization state
• Plan Building state
• Execution state